Multiple Choice
Star S1 is moving away from us at a speed of 0.8c.Star S2 is moving away from us in the opposite direction at a speed of 0.5c.The speed of S1 as measured by an observer on S2 is:
A) 0.21c
B) 0.50c
C) 0.93c
D) 1.3c
E) 2.2c
Correct Answer:
Verified
Correct Answer:
Verified
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